21097968

素因数分解:

$2^4\times 3^1\times {\mathrm{439541}}^1$

素因数の和:439552

約数の個数: 20

約数和(自身を含む): 54503208

約数和(自身を除く): 33405240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439541, 879082, 1318623, 1758164, 2637246, 3516328, 5274492, 7032656, 10548984, 21097968]

約数ペア:

[(1, 21097968), (2, 10548984), (3, 7032656), (4, 5274492), (6, 3516328), (8, 2637246), (12, 1758164), (16, 1318623), (24, 879082), (48, 439541)]